2001 – Wikipedia, the free Wiki content encyclopedia, went online as a feeder project for Nupedia, an expert-written online encyclopedia.
2005 – Thanks to a solar flare, ESA’s SMART-1 lunar orbiter discovered calcium, aluminium, silicon and iron – in Mare Crisium on the moon.
2013 – Facebook announced its ‘Graph Search’ improvements to internal search and recommendations.
Read Tom’s science fiction and other fiction books at Merritt’s Books site.